When the parents are going through counseling in prison and the counselor is writing on the chalk board on what the parents could do besides molesting their children.

When the man in the very back says "see a movie" The counselor writes it on the chalk board, but if you watch carefully, as he finishes writing it down, he continues to write when nothing is being written.

A blonde man in the back sitting next to Cartman's mom says "Molest children?" Then the counselor says "No, we're looking for things to do beside molesting our children" then the blonde man in the back say's "oh" but his mouth doesn't move.

When the "Outlander" is telling the kids that the Statue is not the provider, (When the kids are about to sacrifice Butters) when you see the full shot of the two sides and the statue, Watch the two dead body's on both side's of Butters disappear as the shot switches from the children to the "Outlander" and back again. The bodies continue to appear and disappear for the next couple shots.